RY

Ryoji Yamaguchi

TO Toshiba: 6 patents #129 of 2,688Top 5%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
Brother Kogyo: 5 patents #1,308 of 2,767Top 50%
IC Iwatsu Electric Co.: 5 patents #11 of 212Top 6%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
SO Socionext: 1 patents #229 of 541Top 45%
YC Yamamoto Chemicals: 1 patents #54 of 80Top 70%
Overall (All Time): #118,713 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
10855828 Communication control device, communication system and communication method 2020-12-01
9361259 Integrated circuit with multipurpose processing and for video/audio processing optimization Kozo Kimura, Tokuzo Kiyohara, Hiroshi Mizuno, Junji MICHIYAMA, Tomohiko Kitamura +4 more 2016-06-07
8888906 Heat-sensitive color-developing composition and heat-sensitive recording material comprising the composition Toshihiro Masaoka, Keisuke Takuma 2014-11-18
8811470 Integrated circuit for video/audio processing Kozo Kimura, Tokuzo Kiyohara, Hiroshi Mizuno, Junji MICHIYAMA, Tomohiko Kitamura +4 more 2014-08-19
8649662 Coded signal reproduction apparatus Eiji Miyagoshi 2014-02-11
8468450 OUTPUT CONTROL DEVICE, COMPUTER READABLE MEDIUM FOR THE SAME, AND OUTPUT CONTROL SYSTEM Tetsuya Kato, Tadahiro Kunii 2013-06-18
8319740 Display control apparatus Masahiko Kimura 2012-11-27
8311192 Communication device, communication system and computer readable medium for communication Tadahiro Kunii, Tetsuya Kato, Hirofumi Oguri 2012-11-13
7884664 Input device, and multi-function peripheral 2011-02-08
7809246 Apparatus for reproduction of encoded signal Eiji Miyagoshi 2010-10-05
7386180 Image signal reproduction apparatus and image signal reproduction method Akira Sota, Katsumi Hoashi 2008-06-10
6892025 Apparatus and method for reproducing picture signal Motoi Togashi, Tsutomu Hashimoto, Ken Monda, Keiichi Miyazaki 2005-05-10
6847687 Audio and video processing apparatus Takeshi Fujita, Takashi Katayama, Masahiro Sueyoshi, Kousuke Nishio, Masaharu Matsumoto +4 more 2005-01-25
6647202 Video signal reproducing apparatus capable of reproducing bitstreams and video signal reproducing method Makoto Meiarashi, Masaru Iwasa 2003-11-11
5815209 Encoding method, an encoding apparatus, a decoding method and a decoding apparatus for a moving picture Satoshi Kondo, Yoshinari Takemura, Hiroyuki Suzuki 1998-09-29
5737481 Information recording method, information recording apparatus and information recording medium Toyoji Gushima, Yoshiharu Kobayashi, Satoshi Kondo, Katsuhiko Yoshida, Shigeru Furumiya +2 more 1998-04-07
5265087 Information medium with improved temperature characteristics Nobuo Inage, Kazuharu Odawara 1993-11-23
D307145 Telephone unit Takashi Oshima, Masayuki Ikeda 1990-04-10
D306861 Telephone unit Takashi Oshima, Masayuki Ikeda 1990-03-27
4896312 Cartridge loading apparatus Kazuharu Odawara 1990-01-23
4866697 Information memory medium Kazuharu Odawara, Nobuo Inage 1989-09-12
4827468 Information memory medium Kazuharu Odawara, Nobuo Inage 1989-05-02
D289165 Facsimile transceiver Takashi Oshima, Kiyoshi Hizume 1987-04-07
4538081 Electric motor with hydrodynamic pressure and magnetic thrust bearings Masashi Kamiya, Mitsuo Sumiya 1985-08-27
4488645 Case for housing information memory media therein 1984-12-18